Free Math Word Problem Worksheets for Fifth-Graders - ThoughtCo Fifth-grade word problems include multiplication, division, fractions, averages, and a variety of other math concepts. Section Nos. 1 and 3 provide free worksheets students can use to practice and hone their skills with word problems. Section Nos. 2 and 4 provide the corresponding answer keys to those worksheets for ease of grading. 01 of 04